SPB375X4-3535 Taper Bore Vee Pulley

SPB375X4 manufactured by Challenge can be used with a 3535 bush, Part numbers are identified by 3 letters (e.g. SPB) which represents the beltcross section, a 2, 3 or 4 digit number (e.g. 375) which is the pulleys pitch diameter and a 1 or 2 digit number (e.g. 4) the number of grooves/belts to be run in the drive, for example SPB375X4.